**Let a be a positive number such that a does not equal 1, let
n be a real number, and let u and v be positive real numbers.**

**Logarithmic Rule 2:**

**Problem 2: ** Calculate .

**Before we begin:** Since many individuals still have problems with how to simplify the expression , let's walk through the process. The expression can be written which in turn can be written .

Also the expression can be written

**Solution:** can be written which can be expanded to

This problem can be solved in several ways:

**1**- Find
rounded to 0.301.

**Check:**.

**2**- Another way to calculate this problem is to find
rounded to 0.301.

**3**- Still another way to calculate this problem is to convert
to

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